〔2-(1⼀2+5⼀6)〕÷2⼀3简算?

2025-02-24 12:07:53
推荐回答(1个)
回答1:

[2-(1/2+5/6)]÷2/3
=(2-1/2-5/6)×3/2=2×3/2-1/2×3/2-5/6×3/2=3-3/4-5/4=3-(3/4+5/4)=3-2=1 但愿帮到你,望采纳!